*** compiling proto files ...
google/cloud/bigquery/storage/v1/stream.proto: This file contains proto3 optional fields, but --experimental_allow_proto3_optional was not set.
*** searching for pkg-config ... OK
...
make: *** No rule to make target 'google/api/field_behavior.pb.o', needed by 'bigrquerystorage.so'. Stop.
ERROR: compilation failed for package ‘bigrquerystorage’
Without this you get
...